How many flights depart from Maine to Region of Ontario on average per week?

The number of flights available between Maine and Region of Ontario is 172 per week as of February 2026. The most frequent departure day is Sun, with 16% of weekly flights leaving on this day.

How long is the flight from Maine to Region of Ontario?

Average flight duration from Maine to Region of Ontario depends on which airport you fly into and out of. Flying from Portland to Toronto Pearson Intl Airport is 5h 38m on average, while flying from Bangor to Toronto Pearson Intl Airport is 6h 12m on average. Toronto Pearson Intl Airport is the most popular airport in Region of Ontario.

What is the cheapest airline that flies from Maine to Ontario?

Porter Airlines, Air Canada, and Air Transat are the most popular carriers operating from Maine to Ontario

When did momondo last update prices for flights from Maine to Ontario?

Prices for flights from Maine to Ontario are updated daily.

How many operators does momondo search for flights from Maine to Ontario?

There are 6 operators available for flights from Maine to Ontario as of February 2026.

How old do you have to be to fly from Maine to Ontario?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Maine to Ontario.

What documentation or ID do you need to fly to Ontario?

The travel and health documents you'll need for your trip to Ontario may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$89 Cheap Flights from Maine to Ontario in 2026

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Find the cheapest flights from Maine to Ontario

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:15 am - 8:17 am

BOS

YYZ

2h 02mnonstop

10:30 am - 12:14 pm

YYZ

BOS

1h 44mnonstop

$206Air Canada

Thu, Mar 26 - Mon, Mar 30

7:05 am - 9:04 am

BOS

YTZ

1h 59mnonstop

1:10 pm - 2:45 pm

YTZ

BOS

1h 35mnonstop

$206Porter Airlines

Thu, Apr 2 - Mon, Apr 6

6:35 pm - 8:30 pm

BOS

YYZ

1h 55mnonstop

7:25 am - 9:05 am

YYZ

BOS

1h 40mnonstop

$208Porter Airlines

Thu, May 14 - Mon, May 18

11:50 am - 1:42 pm

BOS

YTZ

1h 52mnonstop

9:30 am - 11:05 am

YTZ

BOS

1h 35mnonstop

$208Porter Airlines

Thu, Mar 5 - Mon, Mar 9

5:10 am - 7:03 am

BOS

YYZ

1h 53mnonstop

10:30 am - 2:47 pm

YYZ

BOS

4h 17m

1 stop

$209Air Canada

Fri, May 1 - Fri, May 1

10:24 am - 11:11 pm

PWM

YYZ

12h 47m

1 stop

7:25 pm - 9:54 am

YYZ

PWM

14h 29m

1 stop

$419American Airlines

Fri, Apr 10 - Thu, Apr 16

6:00 am - 4:41 pm

PWM

YYZ

10h 41m

1 stop

7:25 pm - 10:54 am

YYZ

PWM

15h 29m

1 stop

$441American Airlines

Fri, Apr 3 - Fri, Apr 10

6:00 am - 1:39 pm

PWM

YUL

7h 39m

1 stop

2:29 pm - 11:24 pm

YUL

PWM

8h 55m

1 stop

$446Delta

Tue, Apr 14 - Sun, Apr 19

5:48 pm - 8:30 am

PWM

YUL

14h 42m

1 stop

7:30 pm - 11:04 am

YUL

PWM

15h 34m

1 stop

$472Delta

Mon, Mar 16 - Mon, Mar 23

4:50 pm - 5:23 pm

PWM

YYZ

24h 33m

1 stop

7:35 am - 11:11 pm

YYZ

PWM

15h 36m

2 stops

$506WestJet

Fri, Jun 12 - Sun, Jun 14

Air Canada flights from Maine to Region of Ontario

Our best Air Canada deals on Maine to Region of Ontario flight tickets

Air Canada

Mar 26

BOS6:15 amBoston Logan Intl

2h 02m

YYZ8:17 amToronto Pearson Intl

Mar 30

YYZ10:30 amToronto Pearson Intl

1h 44m

BOS12:14 pmBoston Logan Intl

$206

Air Canada

May 1

BOS5:10 amBoston Logan Intl

1h 53m

YYZ7:03 amToronto Pearson Intl

May 1

YYZ10:30 amToronto Pearson Intl

4h 17m

1 stop

BOS2:47 pmBoston Logan Intl

$209

Air Canada

Mar 26

BOS6:15 amBoston Logan Intl

2h 02m

YYZ8:17 amToronto Pearson Intl

Mar 30

YYZ5:00 pmToronto Pearson Intl

4h 27m

1 stop

BOS9:27 pmBoston Logan Intl

$211

American Airlines flights from Maine to Region of Ontario

Our best American Airlines deals on Maine to Region of Ontario flight tickets

American Airlines

Feb 28

BOS7:00 amBoston Logan Intl

4h 50m

1 stop

YYZ11:50 amToronto Pearson Intl

Mar 6

YYZ7:00 amToronto Pearson Intl

4h 25m

1 stop

BOS11:25 amBoston Logan Intl

$365

American Airlines

Apr 10

PWM10:24 amPortland

12h 47m

1 stop

YYZ11:11 pmToronto Pearson Intl

Apr 16

YYZ7:25 pmToronto Pearson Intl

14h 29m

1 stop

PWM9:54 amPortland

$419

American Airlines

Apr 3

PWM6:00 amPortland

10h 41m

1 stop

YYZ4:41 pmToronto Pearson Intl

Apr 10

YYZ7:25 pmToronto Pearson Intl

15h 29m

1 stop

PWM10:54 amPortland

$441

Fly from

Fly to

Route

Depart

Return

Price

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 3/26

6:15 am-8:17 am

Nonstop2h 02m

Toronto Pearson Intl

Mon 3/30

10:30 am-12:14 pm

Nonstop1h 44m

$206

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 4/2

7:05 am-9:04 am

Nonstop1h 59m

Toronto Island

Mon 4/6

1:10 pm-2:45 pm

Nonstop1h 35m

$206

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Thu 5/14

6:35 pm-8:30 pm

Nonstop1h 55m

Toronto Pearson Intl

Mon 5/18

7:25 am-9:05 am

Nonstop1h 40m

$208

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Thu 3/5

11:50 am-1:42 pm

Nonstop1h 52m

Toronto Island

Mon 3/9

9:30 am-11:05 am

Nonstop1h 35m

$208

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Fri 5/1

5:10 am-7:03 am

Nonstop1h 53m

Toronto Pearson Intl

Fri 5/1

10:30 am-2:47 pm

1 stop4h 17m

$209

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Fri 4/10

10:24 am-11:11 pm

1 stop12h 47m

Toronto Pearson Intl

Thu 4/16

7:25 pm-9:54 am

1 stop14h 29m

$419

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Fri 4/3

6:00 am-4:41 pm

1 stop10h 41m

Toronto Pearson Intl

Fri 4/10

7:25 pm-10:54 am

1 stop15h 29m

$441

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Tue 4/14

6:00 am-1:39 pm

1 stop7h 39m

Montreal Pierre Elliott Trudeau Intl

Sun 4/19

2:29 pm-11:24 pm

1 stop8h 55m

$446

PortlandMontreal

PWM - YUL

PWMYUL

Portland

Mon 3/16

5:48 pm-8:30 am

1 stop14h 42m

Montreal Pierre Elliott Trudeau Intl

Mon 3/23

7:30 pm-11:04 am

1 stop15h 34m

$472

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Fri 6/12

4:50 pm-5:23 pm

1 stop24h 33m

Toronto Pearson Intl

Sun 6/14

7:35 am-11:11 pm

2 stops15h 36m

$506

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Maine to Region of Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Region of Ontario?

The month of October is, on average, the cheapest month to fly to Region of Ontario from Maine, with most prices found around $273. If you aren’t able to travel during the month of October, then book flights to Region of Ontario from Maine during September instead. Flights to Region of Ontario in September, while not as cheap as those in October, still average around $277.

How far in advance should I book a flight to Region of Ontario?

You are more likely to see cheaper flights to Region of Ontario from Maine when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around $359 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from Maine for as low as $266 on momondo.

Can stopping save me money on Maine to Region of Ontario flights?

You could potentially save up to 24% on your flight if you consider stops on a Maine to Region of Ontario flight.

Cheap Maine to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maine to Region of Ontario

Fastest flight time	1h 18m
Direct flights	Every day
Airports in Region of Ontario	123 airports

The fastest flight from Maine to Region of Ontario takes 1h 18m

Direct flights go from Maine to Region of Ontario every day.

There are 123 airports in Region of Ontario. From Maine there are direct flights to Ottawa (YOW), Montreal Pierre Elliott Trudeau Intl (YUL).

Search flight deals

When did momondo last update prices for flights from Maine to Ontario?
Prices for flights from Maine to Ontario are updated daily.
How many operators does momondo search for flights from Maine to Ontario?
There are 6 operators available for flights from Maine to Ontario as of February 2026.
How old do you have to be to fly from Maine to Ontario?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Maine to Ontario.
What documentation or ID do you need to fly to Ontario?
The travel and health documents you'll need for your trip to Ontario may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Maine to Ontario?

It is quick and easy to find Maine to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

Can I find flights from Maine to Ontario with flexible booking policies on momondo?

Yes. All flights to Ontario from Maine on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Maine to Ontario?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Maine.

I’m not ready to book a flight from Maine to Ontario right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Maine to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.